#include <stdio.h>
int a[] = {5, 15, 34, 54, 14, 2, 52, 72};
int *p = &a[1], *q = &a[5];
int main(void)
{
    printf("%d\n", *(p + 3));  // 14
    printf("%d\n", *(q - 3));  // 34
    printf("%ld\n", q - p);    // 4
    printf("%d\n", p < q);     // 1
    printf("%d\n", *p < *q);   // 0 : 15 < 2
    return 0;
}